This page is where you are allowed to post about any kind of interesting SCIENCE facts you know. Let's see who are the most knowledgeable!
P.S.: Please include the source of your facts too.
Thank you!
Hope you enjoy!
1/ The speed of light is generally rounded down to 186,000 miles per second. In exact terms it is 299,792,458 m/s (metres per second – that is equal to 186,287.49 miles per second). 2/ It takes 8 minutes 17 seconds for light to travel from the Sun’s surface to the Earth. 3/ October 12th, 1999 was declared “The Day of Six Billion” based on United Nations projections. 4/ 10 percent of all human beings ever born are alive at this very moment. 5/ The Earth spins at 1,000 mph but it travels through space at an incredible 67,000 mph. 6/ Every year over one million earthquakes shake the Earth. 7/ When Krakatoa erupted in 1883, its force was so great it could be heard 4,800 kilometres away in Australia. 8/ The largest ever hailstone weighed over 1kg and fell in Bangladesh in 1986. 9/ Every second around 100 lightning bolts strike the Earth. 10/ Every year lightning kills 1000 people. 11/ In October 1999 an Iceberg the size of London broke free from the Antarctic ice shelf . 12/ If you could drive your car straight up you would arrive in space in just over an hour. 13/ Human tapeworms can grow up to 22.9m. 14/ The Earth is 4.56 billion years old…the same age as the Moon and the Sun. 15/ The dinosaurs became extinct before the Rockies or the Alps were formed. 16/ Female black widow spiders eat their males after mating. 17/ When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch. 18/ Quarks (stuff that make up protons and neutrons) always exist in twos or threes. - keane_ng May 12, 1973 19/ If our Sun were just inch in diameter, the nearest star would be 445 miles away. 20/ The Australian billygoat plum contains 100 times more vitamin C than an orange. 21/ Astronauts cannot belch as there is no gravity to separate liquid from gas in their stomachs. 22/ The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level. 23/ One million, million, million, million, millionth of a second after the Big Bang the Universe was the size of a …pea. 24/ DNA was first discovered in 1869 by Swiss Friedrich Mieschler. 25/ The molecular structure of DNA was first determined by Watson and Crick in 1953. 26/ The first synthetic human chromosome was constructed by US scientists in 1997. 27/ The thermometer was invented in 1607 by Galileo. 28/ Englishman Roger Bacon invented the magnifying glass in 1250. 29/ Alfred Nobel invented dynamite in 1866. 30/ Wilhelm Rontgen won the first Nobel Prize for physics for discovering X-rays in 1895. 31/ The tallest tree ever was an Australian eucalyptus – In 1872 it was measured at 435 feet tall. 32/ Christian Barnard performed the first heart transplant in 1967 – the patient lived for 18 days. 33/ The wingspan of a Boeing 747 is longer than the Wright brother’s first flight. 34/ An electric eel can produce a shock of up to 650 volts. 35/ ‘Wireless’ communications took a giant leap forward in 1962 with the launch of Telstar, the first satellite capable of relaying telephone and satellite TV signals. 36/ The earliest wine makers lived in Egypt around 2300 BC. 37/ The Ebola virus kills 4 out of every 5 humans it infects. 38/ In 5 billion years the Sun will run out of fuel and turn into a Red Giant. 39/ Giraffes often sleep for only 20 minutes in any 24 hours. They may sleep up to 2 hours (in spurts – not all at once), but this is rare. They never lie down. 40/ A pig’s orgasm lasts for 30 minutes. 41/ Without its lining of mucus your stomach would digest itself. 42/ Humans have 46 chromosomes, peas have 14 and crayfish have 200. 43/ There are 60,000 miles of blood vessels in the human body. 44/ An individual blood cell takes about 60 seconds to make a complete circuit of the body. 45/ Utopia ia a large, smooth lying area of Mars. 46/ On the day that Alexander Graham Bell was buried the entire US telephone system was shut down for 1 minute in tribute. 47/ The low frequency call of the humpback whale is the loudest noise made by a living creature. 48/ The call of the humpback whale is louder than Concorde and can be heard from 500 miles away. 49/ A quarter of the world’s plants are threatened with extinction by the year 2010. 50/ Each person sheds 40lbs of skin in his or her lifetime. 51/ At 15 inches the eyes of giant squids are the largest on the planet. 52/ The largest galexies contain a million, million stars. 53/ The Universe contains over 100 billion galaxies. 54/ Wounds infested with maggots heal quickly and without spread of gangrene or other infection. 55/ More germs are transferred shaking hands than kissing. 56/ The longest glacier in Antarctica, the Almbert glacier, is 250 miles long and 40 miles wide. 57/ The fastest speed a falling raindrop can hit you is 18mph. 58/ A healthy person has 6,000 million, million, million haemoglobin molecules. 59/ A salmon-rich, low cholesterol diet means that Inuits rarely suffer from heart disease. 60/ Inbreeding causes 3 out of every 10 Dalmation dogs to suffer from hearing disability. 61/ The world’s smallest winged insect, the Tanzanian parasitic wasp, is smaller than the eye of a housefly. 62/ If the Sun were the size of a beach ball then Jupiter would be the size of a golf ball and the Earth would be as small as a pea. 63/ It would take over an hour for a heavy object to sink 6.7 miles down to the deepest part of the ocean. 64/ There are more living organisms on the skin of each human than there are humans on the surface of the earth. 65/ The grey whale migrates 12,500 miles from the Artic to Mexico and back every year. 66/ Each rubber molecule is made of 65,000 individual atoms. 67/ Around a million, billion neutrinos from the Sun will pass through your body while you read this sentence. 68/…and now they are already past the Moon. 69/ Quasars emit more energy than 100 giant galaxies. 70/ Quasars are the most distant objects in the Universe. 71/ The saturn V rocket which carried man to the Moon develops power equivalent to fifty 747 jumbo jets. 72/ Koalas sleep an average of 22 hours a day, two hours more than the sloth. 73/ Light would take .13 seconds to travel around the Earth. 74/ Males produce one thousand sperm cells each second – 86 million each day. 75/ Neutron stars are so dense that a teaspoonful would weigh more than all the people on Earth. 76/ One in every 2000 babies is born with a tooth. 77/ Every hour the Universe expands by a billion miles in all directions. 78/ Somewhere in the flicker of a badly tuned TV set is the background radiation from the Big Bang. 79/ Even travelling at the speed of light it would take 2 million years to reach the nearest large galaxy, Andromeda. 80/ The temperature in Antarctica plummets as low as -35 degrees celsius. 81/ At over 2000 kilometres long The Great Barrier Reef is the largest living structure on Earth. 82/ A thimbleful of a neutron star would weigh over 100 million tons. 83/ The risk of being struck by a falling meteorite for a human is one occurence every 9,300 years. 84/ The driest inhabited place in the world is Aswan, Egypt where the annual average rainfall is .02 inches. 85/ The deepest part of any ocean in the world is the Mariana trench in the Pacific with a depth of 35,797 feet. 86/ The largest meteorite craters in the world are in Sudbury, Ontario, canada and in Vredefort, South Africa. 87/ The largest desert in the world, the Sahara, is 3,500,000 square miles. 88/ The largest dinosaur ever discovered was Seismosaurus who was over 100 feet long and weighed up to 80 tonnes. 89/ The African Elephant gestates for 22 months. 90/ The short-nosed Bandicoot has a gestation period of only 12 days. 91/ The mortality rate if bitten by a Black Mamba snake is over 95%. 92/ In the 14th century the Black Death killed 75,000,000 people. It was carried by fleas on the black rat. 93/ A dog’s sense of smell is 1,000 times more sensitive than a humans. 94/ A typical hurricane produces the energy equivalent to 8,000 one megaton bombs.energy 95/ 90% of those who die from hurricanes die from drowning. 96/ To escape the Earth’s gravity a rocket need to travel at 7 miles a second. 97/ If every star in the Milky Way was a grain of salt they would fill an Olympic sized swimming pool. 98/ Microbial life can survive on the cooling rods of a nuclear reactor. 99/ Micro-organisms have been brought back to life after being frozen in perma-frost for three million years. 100/ Our oldest radio broadcasts of the 1930s have already traveled past 100,000 stars.
101/ Light does not travel in a straight line. It can be bent by gravity!!---SOH SONG HEN
102/ The volcano with the largest base area in the Solar System is the Tamu Massif off the coast of Japan. - keane_ng Apr 22, 2014 103/ The volcano with the largest volume in the Solar System is Olympus Mons on Mars. - keane_ng Apr 22, 2014
104/ Months that begin on a Sunday always have a Friday the 13th in them. -Winston
105/ Coca-Cola would be green if the food colorant wasn't added.-Winston
106/ It is impossible to sneeze with your eyes open. I dare you, give it a try!-Winston
I tried and succeeded but it took a while and i am not very sure - daniellai1 Sep 8, 2001
107/ If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee. -Winston
You can't boil an egg by simply getting people to yell at it. If you try and somehow succeed, you will find the participants crushed, and if alive, deaf.
108/ The very first bomb dropped by the Allies on Berlin during World War II killed the only elephant in the Berlin Zoo. -Winston
109/Studies show that if a cat falls off the seventh floor of a building, it has about thirty percent less chance of surviving than a cat that falls off the twentieth floor. It supposedly takes about eight floors for the cat to realise what is occurring, relax and correct itself. -Winston
110/ More people are killed annually by donkeys than die in aircrashes. -Winston
111/ There are approximately 400 billion stars in the Milky Way galaxy alone. ~Zhe Yong
112/ On a clear night, you cannot see even a fraction of these stars. However during a clear night, in the country, with the naked eye you can see up to 19,000,000,000,000,000 miles away, very easily.
113/ Hawaii is moving towards Japan at 10cm per year because of difference in tectonic plates.
114/ The Bermuda Triangle is still part of a very prominent sea trade route
115/ There are 1000 known active geysers
116/ Singapore Airlines had once owned a Concorde, to date the world's only supersonic aircraft in which only 20 were made
117/ Mantis shrimps can use their armoured claws to strike at speeds of 74 feet per second (23 m/s), delivering blows with 200 pounds (91 kg) of force behind them and they kill their targets even if they miss due to underwater cavitation bubbles.
118/ The two atomic bombs dropped on Nagasaki and Hiroshima are - despite dozens of nuclear weapons in testing - the only 2 ever nuclear weapons used in warfare.
119/ If a piece of newspaper is folded enough of times, the height of the newspaper stack is enough for a staircase to the moon.
120/ Franz Reichelt, a French inventor, jumped off the Eiffel Tower in a bid to see if his parachute was effective. He never made it to the hospital alive; and his death in 1912 has been dubbed 'the world's most pointless and stupid death since the creation of mankind'.
121/ In another experiment dubbed a 'scientific breakthrough', Valerian Abakovsky created the Aerowagon, a Soviet invention in which Abakovsky fitted a railway train with an aircraft engine and propeller. 6 people's lives derailed with the Aerowagon on the 24th of July 1921. Needless to say, it was a one-off.
122/ Wan Hu, a 16th century Chinese official, tried to be the world's first astronaut when he strapped rockets onto his chair and lit them up. The 40 rockets were enough to blast Wan Hu into space (according to eyewitnesses) - and to his death. Later experiments revealed that Wan Hu could not have flown into space as his method was ineffective.
123/ Contrary to popular belief, two supersonic commercial aircraft were made. The first to be made, was not the Concorde, but the Tupolev TU-144. Why is it so unknown? The only one ever made, the prototype, crashed on the runway while taking off and it was never remade. - keane_ng Apr 25, 2014
P.S. Thanks to Lim Zheng Wei from P6 Resilient for informing me about this :D
124/ The largest black hole ever detected is 21 billion times the mass of the Sun. - keane_ng Apr 25, 2014
125/ By 2050, half of all animal species will have been wiped out, thanks to global warming. - keane_ng May 3, 1976
126/ If all the ice in Greenland melts, the sea level would rise by 7 metres. - keane_ng May 3, 1976
127/ Aircraft produced in Russia have very low fuel efficiency. - keane_ng May 3, 1976
128/ If you lived on Pluto, the Sun would just look like an ordinary yellow star. - keane_ng May 3, 1976
129/ The lowest temperature possible is -273.16 degree celcius (absolute zero).
130/ Liquid water is densest at 3.98 degree celsius. (1) - ShenXinYi Sep 20, 2001
131/ Scientists have cooled gases down to within a billionth of a degree above absolute zero. At that point, the gases turned into superfluids and climbed out of the container. Honest. - keane_ng May 12, 2014
such as helium-3
132/ The Concorde is twice the speed of a bullet from a rifle.
133/ A material, Silly Putty, can absorb light and later glow in the dark, can bounce and can stretch like plasticine. If you bend it such that there is an air space inside, and then hit it, it makes either a loud cracking sound or a farting sound.- jiteshruban Sep 18, 2008
134/ Global warming not only happens in earth, but also in other planets like Venus. - WongZhiJun
135/ Every second, 4 babies are being born
136. WHEN TRAPPED IN A RAPID MUDSLIDE, ALWAYS STAY IN YOUR CAR AND USE THE SEATBELTS.-SOH SONG HEN
137.WHEN FACING AN ELEPHANT BULL, ALWAYS GO FOR HIS NOSTRILS... NAT GEO SUGGESTED THAT XD -SOH SONG HEN
138. EVERYDAY, ABOUT 150 METEORITES HIT HTE EARTH. bUT MOST OF THEM ARE TOO SMALL TO CAUSE TROUBLE. -SOH SONG HEN
Welcome all!
This page is where you are allowed to post about any kind of interesting SCIENCE facts you know. Let's see who are the most knowledgeable!
P.S.: Please include the source of your facts too.
Thank you!
Hope you enjoy!
1/ The speed of light is generally rounded down to 186,000 miles per second. In exact terms it is 299,792,458 m/s (metres per second – that is equal to 186,287.49 miles per second).
2/ It takes 8 minutes 17 seconds for light to travel from the Sun’s surface to the Earth.
3/ October 12th, 1999 was declared “The Day of Six Billion” based on United Nations projections.
4/ 10 percent of all human beings ever born are alive at this very moment.
5/ The Earth spins at 1,000 mph but it travels through space at an incredible 67,000 mph.
6/ Every year over one million earthquakes shake the Earth.
7/ When Krakatoa erupted in 1883, its force was so great it could be heard 4,800 kilometres away in Australia.
8/ The largest ever hailstone weighed over 1kg and fell in Bangladesh in 1986.
9/ Every second around 100 lightning bolts strike the Earth.
10/ Every year lightning kills 1000 people.
11/ In October 1999 an Iceberg the size of London broke free from the Antarctic ice shelf .
12/ If you could drive your car straight up you would arrive in space in just over an hour.
13/ Human tapeworms can grow up to 22.9m.
14/ The Earth is 4.56 billion years old…the same age as the Moon and the Sun.
15/ The dinosaurs became extinct before the Rockies or the Alps were formed.
16/ Female black widow spiders eat their males after mating.
17/ When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch.
18/ Quarks (stuff that make up protons and neutrons) always exist in twos or threes. -
19/ If our Sun were just inch in diameter, the nearest star would be 445 miles away.
20/ The Australian billygoat plum contains 100 times more vitamin C than an orange.
21/ Astronauts cannot belch as there is no gravity to separate liquid from gas in their stomachs.
22/ The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level.
23/ One million, million, million, million, millionth of a second after the Big Bang the Universe was the size of a …pea.
24/ DNA was first discovered in 1869 by Swiss Friedrich Mieschler.
25/ The molecular structure of DNA was first determined by Watson and Crick in 1953.
26/ The first synthetic human chromosome was constructed by US scientists in 1997.
27/ The thermometer was invented in 1607 by Galileo.
28/ Englishman Roger Bacon invented the magnifying glass in 1250.
29/ Alfred Nobel invented dynamite in 1866.
30/ Wilhelm Rontgen won the first Nobel Prize for physics for discovering X-rays in 1895.
31/ The tallest tree ever was an Australian eucalyptus – In 1872 it was measured at 435 feet tall.
32/ Christian Barnard performed the first heart transplant in 1967 – the patient lived for 18 days.
33/ The wingspan of a Boeing 747 is longer than the Wright brother’s first flight.
34/ An electric eel can produce a shock of up to 650 volts.
35/ ‘Wireless’ communications took a giant leap forward in 1962 with the launch of Telstar, the first satellite capable of relaying telephone and satellite TV signals.
36/ The earliest wine makers lived in Egypt around 2300 BC.
37/ The Ebola virus kills 4 out of every 5 humans it infects.
38/ In 5 billion years the Sun will run out of fuel and turn into a Red Giant.
39/ Giraffes often sleep for only 20 minutes in any 24 hours. They may sleep up to 2 hours (in spurts – not all at once), but this is rare. They never lie down.
40/ A pig’s orgasm lasts for 30 minutes.
41/ Without its lining of mucus your stomach would digest itself.
42/ Humans have 46 chromosomes, peas have 14 and crayfish have 200.
43/ There are 60,000 miles of blood vessels in the human body.
44/ An individual blood cell takes about 60 seconds to make a complete circuit of the body.
45/ Utopia ia a large, smooth lying area of Mars.
46/ On the day that Alexander Graham Bell was buried the entire US telephone system was shut down for 1 minute in tribute.
47/ The low frequency call of the humpback whale is the loudest noise made by a living creature.
48/ The call of the humpback whale is louder than Concorde and can be heard from 500 miles away.
49/ A quarter of the world’s plants are threatened with extinction by the year 2010.
50/ Each person sheds 40lbs of skin in his or her lifetime.
51/ At 15 inches the eyes of giant squids are the largest on the planet.
52/ The largest galexies contain a million, million stars.
53/ The Universe contains over 100 billion galaxies.
54/ Wounds infested with maggots heal quickly and without spread of gangrene or other infection.
55/ More germs are transferred shaking hands than kissing.
56/ The longest glacier in Antarctica, the Almbert glacier, is 250 miles long and 40 miles wide.
57/ The fastest speed a falling raindrop can hit you is 18mph.
58/ A healthy person has 6,000 million, million, million haemoglobin molecules.
59/ A salmon-rich, low cholesterol diet means that Inuits rarely suffer from heart disease.
60/ Inbreeding causes 3 out of every 10 Dalmation dogs to suffer from hearing disability.
61/ The world’s smallest winged insect, the Tanzanian parasitic wasp, is smaller than the eye of a housefly.
62/ If the Sun were the size of a beach ball then Jupiter would be the size of a golf ball and the Earth would be as small as a pea.
63/ It would take over an hour for a heavy object to sink 6.7 miles down to the deepest part of the ocean.
64/ There are more living organisms on the skin of each human than there are humans on the surface of the earth.
65/ The grey whale migrates 12,500 miles from the Artic to Mexico and back every year.
66/ Each rubber molecule is made of 65,000 individual atoms.
67/ Around a million, billion neutrinos from the Sun will pass through your body while you read this sentence.
68/…and now they are already past the Moon.
69/ Quasars emit more energy than 100 giant galaxies.
70/ Quasars are the most distant objects in the Universe.
71/ The saturn V rocket which carried man to the Moon develops power equivalent to fifty 747 jumbo jets.
72/ Koalas sleep an average of 22 hours a day, two hours more than the sloth.
73/ Light would take .13 seconds to travel around the Earth.
74/ Males produce one thousand sperm cells each second – 86 million each day.
75/ Neutron stars are so dense that a teaspoonful would weigh more than all the people on Earth.
76/ One in every 2000 babies is born with a tooth.
77/ Every hour the Universe expands by a billion miles in all directions.
78/ Somewhere in the flicker of a badly tuned TV set is the background radiation from the Big Bang.
79/ Even travelling at the speed of light it would take 2 million years to reach the nearest large galaxy, Andromeda.
80/ The temperature in Antarctica plummets as low as -35 degrees celsius.
81/ At over 2000 kilometres long The Great Barrier Reef is the largest living structure on Earth.
82/ A thimbleful of a neutron star would weigh over 100 million tons.
83/ The risk of being struck by a falling meteorite for a human is one occurence every 9,300 years.
84/ The driest inhabited place in the world is Aswan, Egypt where the annual average rainfall is .02 inches.
85/ The deepest part of any ocean in the world is the Mariana trench in the Pacific with a depth of 35,797 feet.
86/ The largest meteorite craters in the world are in Sudbury, Ontario, canada and in Vredefort, South Africa.
87/ The largest desert in the world, the Sahara, is 3,500,000 square miles.
88/ The largest dinosaur ever discovered was Seismosaurus who was over 100 feet long and weighed up to 80 tonnes.
89/ The African Elephant gestates for 22 months.
90/ The short-nosed Bandicoot has a gestation period of only 12 days.
91/ The mortality rate if bitten by a Black Mamba snake is over 95%.
92/ In the 14th century the Black Death killed 75,000,000 people. It was carried by fleas on the black rat.
93/ A dog’s sense of smell is 1,000 times more sensitive than a humans.
94/ A typical hurricane produces the
energy equivalent to 8,000 one megaton bombs.energy
95/ 90% of those who die from hurricanes die from drowning.
96/ To escape the Earth’s gravity a rocket need to travel at 7 miles a second.
97/ If every star in the Milky Way was a grain of salt they would fill an Olympic sized swimming pool.
98/ Microbial life can survive on the cooling rods of a nuclear reactor.
99/ Micro-organisms have been brought back to life after being frozen in perma-frost for three million years.
100/ Our oldest radio broadcasts of the 1930s have already traveled past 100,000 stars.
101/ Light does not travel in a straight line. It can be bent by gravity!!---SOH SONG HEN
102/ The volcano with the largest base area in the Solar System is the Tamu Massif off the coast of Japan. -103/ The volcano with the largest volume in the Solar System is Olympus Mons on Mars. -
104/ Months that begin on a Sunday always have a Friday the 13th in them. -Winston
105/ Coca-Cola would be green if the food colorant wasn't added.-Winston
106/ It is impossible to sneeze with your eyes open. I dare you, give it a try!-Winston
I tried and succeeded but it took a while and i am not very sure -
107/ If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee. -Winston
You can't boil an egg by simply getting people to yell at it. If you try and somehow succeed, you will find the participants crushed, and if alive, deaf.
108/ The very first bomb dropped by the Allies on Berlin during World War II killed the only elephant in the Berlin Zoo. -Winston
109/Studies show that if a cat falls off the seventh floor of a building, it has about thirty percent less chance of surviving than a cat that falls off the twentieth floor. It supposedly takes about eight floors for the cat to realise what is occurring, relax and correct itself. -Winston
110/ More people are killed annually by donkeys than die in aircrashes. -Winston
111/ There are approximately 400 billion stars in the Milky Way galaxy alone. ~Zhe Yong
112/ On a clear night, you cannot see even a fraction of these stars. However during a clear night, in the country, with the naked eye you can see up to 19,000,000,000,000,000 miles away, very easily.
113/ Hawaii is moving towards Japan at 10cm per year because of difference in tectonic plates.
114/ The Bermuda Triangle is still part of a very prominent sea trade route
115/ There are 1000 known active geysers
116/ Singapore Airlines had once owned a Concorde, to date the world's only supersonic aircraft in which only 20 were made
117/ Mantis shrimps can use their armoured claws to strike at speeds of 74 feet per second (23 m/s), delivering blows with 200 pounds (91 kg) of force behind them and they kill their targets even if they miss due to underwater cavitation bubbles.
118/ The two atomic bombs dropped on Nagasaki and Hiroshima are - despite dozens of nuclear weapons in testing - the only 2 ever nuclear weapons used in warfare.
119/ If a piece of newspaper is folded enough of times, the height of the newspaper stack is enough for a staircase to the moon.
120/ Franz Reichelt, a French inventor, jumped off the Eiffel Tower in a bid to see if his parachute was effective. He never made it to the hospital alive; and his death in 1912 has been dubbed 'the world's most pointless and stupid death since the creation of mankind'.
121/ In another experiment dubbed a 'scientific breakthrough', Valerian Abakovsky created the Aerowagon, a Soviet invention in which Abakovsky fitted a railway train with an aircraft engine and propeller. 6 people's lives derailed with the Aerowagon on the 24th of July 1921. Needless to say, it was a one-off.
122/ Wan Hu, a 16th century Chinese official, tried to be the world's first astronaut when he strapped rockets onto his chair and lit them up. The 40 rockets were enough to blast Wan Hu into space (according to eyewitnesses) - and to his death. Later experiments revealed that Wan Hu could not have flown into space as his method was ineffective.
123/ Contrary to popular belief, two supersonic commercial aircraft were made. The first to be made, was not the Concorde, but the Tupolev TU-144. Why is it so unknown? The only one ever made, the prototype, crashed on the runway while taking off and it was never remade. -
P.S. Thanks to Lim Zheng Wei from P6 Resilient for informing me about this :D
124/ The largest black hole ever detected is 21 billion times the mass of the Sun. -
125/ By 2050, half of all animal species will have been wiped out, thanks to global warming. -
126/ If all the ice in Greenland melts, the sea level would rise by 7 metres. -
127/ Aircraft produced in Russia have very low fuel efficiency. -
128/ If you lived on Pluto, the Sun would just look like an ordinary yellow star. -
129/ The lowest temperature possible is -273.16 degree celcius (absolute zero).
130/ Liquid water is densest at 3.98 degree celsius. (1) -
131/ Scientists have cooled gases down to within a billionth of a degree above absolute zero. At that point, the gases turned into superfluids and climbed out of the container. Honest. -
such as helium-3
132/ The Concorde is twice the speed of a bullet from a rifle.
133/ A material, Silly Putty, can absorb light and later glow in the dark, can bounce and can stretch like plasticine. If you bend it such that there is an air space inside, and then hit it, it makes either a loud cracking sound or a farting sound.-
134/ Global warming not only happens in earth, but also in other planets like Venus. -
135/ Every second, 4 babies are being born
136. WHEN TRAPPED IN A RAPID MUDSLIDE, ALWAYS STAY IN YOUR CAR AND USE THE SEATBELTS.-SOH SONG HEN
137.WHEN FACING AN ELEPHANT BULL, ALWAYS GO FOR HIS NOSTRILS... NAT GEO SUGGESTED THAT XD -SOH SONG HEN
138. EVERYDAY, ABOUT 150 METEORITES HIT HTE EARTH. bUT MOST OF THEM ARE TOO SMALL TO CAUSE TROUBLE. -SOH SONG HEN
Sources
Source for 111/112:
http://www.curiosityaroused.com/space/25-fascinating-facts-about-stars/
Source for 118
http://www.sciencekids.co.nz/sciencefacts/nuclear.html
Source for 120//121
https://en.wikipedia.org/wiki/List_of_inventors_killed_by_their_own_inventions#Railways